Home / 36,288,746.40-54,437,785.20-18,102,237.60

Finding the Fourth Proportional to 36,288,746.40, 54,437,785.20 and 18,102,237.60

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Solution

The fourth proportional to 36,288,746.40, 54,437,785.20 and 18,102,237.60 is: 27,155,683.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,288,746.40 : 54,437,785.20 = 18,102,237.60 : x
  2. Step 2: Convert to fraction form
    36,288,746.40/54,437,785.20 = 18,102,237.60/x
  3. Step 3: Cross multiply
    36,288,746.40x = 54,437,785.20 × 18,102,237.60
  4. Step 4: Simplify right side
    36,288,746.40x = 985,445,722,108,163.62
  5. Step 5: Solve for x
    x = 985,445,722,108,163.62/36,288,746.40
  6. Step 6: Final answer
    x = 27,155,683.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.